The Efficacy and Safety Study of Dabigatran and Warfarin to Non-valvular Atrial Fibrillation Patients

NCT ID: NCT02646267

Last Updated: 2016-01-05

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE4

Total Enrollment

210 participants

Study Classification

INTERVENTIONAL

Study Start Date

2016-03-31

Study Completion Date

2018-08-31

Brief Summary

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The purpose of this trial is to demonstrate the efficacy and safety of dabigatran etexilate and different intensity warfarin for the prevention of stroke and systemic embolism in patients with non-valvular atrial fibrillation.

Detailed Description

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Conditions

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Atrial Fibrillation

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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standard intensity warfarin group

standard intensity warfarin group, target international normalised ratio(INR) was 2.1-3.0, warfarin baseline dose of 1.25mg daily and then gradually increase the amount to the target INR range(2.1-3.0)

Group Type EXPERIMENTAL

standard intensity warfarin

Intervention Type DRUG

target international normalised ratio(INR) was 2.1-3.0

low intensity warfarin group

low intensity warfarin group, target international normalised ratio(INR) was 1.7-2.2, warfarin baseline dose of 1.25mg daily and then gradually increase the amount to the target INR range(1.7-2.2)

Group Type EXPERIMENTAL

low intensity warfarin

Intervention Type DRUG

target international normalised ratio(INR) was 1.7-2.2

dabigatran etexilate group

110mg dabigatran etexilate was administrated twice a day

Group Type ACTIVE_COMPARATOR

dabigatran etexilate

Intervention Type DRUG

110mg, twice a day, oral

Interventions

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standard intensity warfarin

target international normalised ratio(INR) was 2.1-3.0

Intervention Type DRUG

low intensity warfarin

target international normalised ratio(INR) was 1.7-2.2

Intervention Type DRUG

dabigatran etexilate

110mg, twice a day, oral

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Clinical diagnosis of atrial fibrillation
2. Echocardiography confirmed a non-valvular heart disease
3. Age≥60 years

Exclusion Criteria

1. Unable to cooperate with doctors
2. CHA2DS2-VASc\<2
3. Life expectancy of less than 1 year
4. Rheumatic heart disease or dilated cardiomyopathy
5. History of artificial valve replacement surgery
6. Infectious endocarditis
7. Stroke or transient ischemic attack(TIA) within the last 6 months
8. Previous history of intracranial hemorrhage, gastrointestinal, respiratory or urogenital bleeding
9. Previous intolerance/allergy to warfarin or dabigatran etexilate
10. Blood pressure greater than 180/110 mmHg
11. Chronic liver dysfunction, alanine aminotransferase above the normal reference value of the upper limit 3 times
12. Chronic renal failure, serum creatinine clearance rate (Ccr) less than 30 ml / min
13. Patient was receiving antiplatelet or anticoagulant therapy due to other reasons
Minimum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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The First Affiliated Hospital with Nanjing Medical University

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Wu Jun, doctor

Role: PRINCIPAL_INVESTIGATOR

The First Affiliated Hospital with Nanjing Medical University

Locations

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The First Affiliated Hospital of Nanjing Medical University

Nanjing, Jiangsu, China

Site Status

Countries

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China

References

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Wu J, Wang J, Jiang S, Xu J, Di Q, Zhou C, Min X, Pang S, Wang H, Xu D, Guo Y. The efficacy and safety of low intensity warfarin therapy in Chinese elderly atrial fibrillation patients with high CHADS2 risk score. Int J Cardiol. 2013 Sep 10;167(6):3067-8. doi: 10.1016/j.ijcard.2012.11.078. Epub 2012 Nov 28. No abstract available.

Reference Type BACKGROUND
PMID: 23200268 (View on PubMed)

Other Identifiers

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SEL102

Identifier Type: -

Identifier Source: org_study_id

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